2009554740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{25903}}^1$

素因数の和:26349

約数の個数: 72

約数和(自身を含む): 6110028288

約数和(自身を除く): 4100473548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2155, 2586, 3879, 4310, 5172, 6465, 7758, 8620, 12930, 15516, 19395, 25860, 25903, 38790, 51806, 77580, 77709, 103612, 129515, 155418, 233127, 259030, 310836, 388545, 466254, 518060, 777090, 932508, 1165635, 1554180, 2331270, 4662540, 11164193, 22328386, 33492579, 44656772, 55820965, 66985158, 100477737, 111641930, 133970316, 167462895, 200955474, 223283860, 334925790, 401910948, 502388685, 669851580, 1004777370, 2009554740]

約数ペア:

[(1, 2009554740), (2, 1004777370), (3, 669851580), (4, 502388685), (5, 401910948), (6, 334925790), (9, 223283860), (10, 200955474), (12, 167462895), (15, 133970316), (18, 111641930), (20, 100477737), (30, 66985158), (36, 55820965), (45, 44656772), (60, 33492579), (90, 22328386), (180, 11164193), (431, 4662540), (862, 2331270), (1293, 1554180), (1724, 1165635), (2155, 932508), (2586, 777090), (3879, 518060), (4310, 466254), (5172, 388545), (6465, 310836), (7758, 259030), (8620, 233127), (12930, 155418), (15516, 129515), (19395, 103612), (25860, 77709), (25903, 77580), (38790, 51806)]